Display Card Kit: package includes 100 x rectangle jewelry display cards(50pcs black cards and 50pcs burlywood), 100 x clear self-adhesive pockets, 100 x clear self-adhesive opp bags; totally 300pcs in the package Size Details: each pouch measures 4.2 x 3.6 cm/1.6 x 1.4 inch, thickness 0.4mm; each display card measures 6 x 9 cm/2.3 x 3.5 inch, thickness 0.2mm; each opp bag measures 6 x 9 cm/2.3 x 3.5 inch, thickness 0.023mm(0.9mil). Hard Cards: These display cards are made of kraft paper, solid, not easy to tear, durable, smooth and comfortable to touch, bags are made of high quality OPP material, durable and would be better show your earring necklace well. Easy to Use: the cards are with pre-punched holes and slots, fits two-piece collection well, you can take the chain pocket off and stick it on the back of the display cards to hold the loose chain and prevent it from sliding. Wide Application: the display cards can be used for hanging small post, earring, hoop, ear studs, dangle earrings, clip earrings, necklaces, bracelets, anklet chain, etc; reduce dust and fingerprints.